Comparisons / Comparison of Samsung U450 DoubleTake and Samsung Z650i

Comparison of Samsung U450 DoubleTake and Samsung Z650i [S]ave

Attribute
Samsung U450 DoubleTake
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Samsung Z650i
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General
BrandSamsungSamsung
Launch
Announced2009-07-012006-10-01
Body
Width (mm)1715.9
Length (mm)108101
Height (mm)5351
Weight (g)10095
SIMMini-SIMMini-SIM
Network
Technology
  • CDMA
  • CDMA2000
  • GSM
  • UMTS
2G bands
  • CDMA 800 / 1900
  • GSM 900 / 1800 / 1900
3G bands
  • CDMA2000 1x
  • UMTS 2100
Speed
  • 384 kbps
  • Yes
  • 384 kbps
  • Yes
Memory
Card slotmicroSD (dedicated slot)microSD (dedicated slot)
Internal-
  • 10MB
Display
Size (in)2.12.2
Resolution (px)176 x 220240 x 320
Display TypeTFTTFT
Battery
TypeRemovableRemovable
Capcity (mAh)Li-IonLi-Ion
Main Camera
Main Camera TypeSingleSingle
Main Camera Properties
  • 1.3 MP
  • 2 MP
Main Camera VideoNo320p
Selfie Camera
Selfie Camera Type-Single
Selfie Camera Properties-
  • Yes
Comms
WLANNoNo
Bluetooth2.1, A2DP2.0, A2DP
GPS--
RadioNoNo
USBmicroUSB 2.0Proprietary
Sound
Loudspeaker++
3.5mm jack--
Misc
Colors
  • Black
  • Red
  • Black
SAR EU Head (W/kg)-0.39
SAR Head (W/kg)0.720.44
SAR Body (W/kg)0.570.35
KeyboardQWERTY-
Phonebook1000 entries, Photocall1000 entries
Call recordsYes20 dialed, 20 received, 20 missed calls
Alert types-Vibration; Downloadable polyphonic, MP3 ringtones
Features
MessagingSMS, MMS, Email, IMSMS, EMS, MMS, Email
BrowserWAP 2.0/xHTMLiMode
GamesYesYes + downloadable
JavaYes, MIDP 2.0Yes, DoJa 2.5
Stand-by (h)300200
Talk time (h)Up to 5 hUp to 4 h



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